vierher.dk is a .dk domain served by 2 nameservers (guss.ns.cloudflare.com, nina.ns.cloudflare.com). It was registered on 2 May 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.vierher.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.82.115 | — | — | AS13335 | — | — | — | — |
| 172.67.157.47 | — | — | AS13335 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mail.vierher.dk | 195.242.131.64 | web2.e-studio.dk | AS62121 Christian Ebsen ApS |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:5273 | — | — | AS13335 | — | — | — | — |
| 2606:4700:3033::ac43:9d2f | — | — | AS13335 | — | — | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.82.115,172.67.157.47 ech=AEX+DQBBLQAgACCrQdpb2a3PDJIlRena30f6iXhyGTgVnWbVR/N7meI8EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5273,2606:4700:3033::ac43:9d2f |
| TXT Record |
|---|
| v=spf1 ip4:195.242.131.64 include:_spf.e-studio.dk -all |
| Policy | Record (vierher.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:195.242.131.64 include:_spf.e-studio.dk -all |
| Policy | Record (_dmarc.vierher.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:bjarne@vierher.dk |
| www | 104.21.82.115 172.67.157.47 2606:4700:3036::6815:5273 2606:4700:3037::ac43:9d2f (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2406639883 |
| Primary NS (MNAME) | guss.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-05-02 |
| Expires | 2027-05-31 (222d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 22:21:51 | 655ms | 2 NS 2 A 3 MX | 🔒 Secure |
| 2026-10-08 16:51:26 | 2394ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-07 16:46:10 | 2273ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 13:07:33 | 2399ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-19 10:14:10 | 1629ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-03 17:00:32 | 722ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-09 19:10:39 | 1043ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-21 03:04:03 | 1133ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-27 21:49:08 | 2240ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-22 22:44:39 | 913ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 19:36:10 shown | 1020ms | 2 NS 2 A 1 MX | 🔓 Insecure |